Recent ECM Curves

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Curves Aggregated by Composite

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Composite Digits T-Level Progress Batches Total Curves Factors Found First/Last Attempt Total Time
▶ (4651^127-1)/(4651-1) 463
t43.9/t85.0
5 8,960 None 2026-01-16 03:53
2026-06-07 19:21 		3629.0s
▶ (5^661-1)/(5-1) 462
t43.9/t85.0
5 8,960 None 2026-01-16 03:24
2026-06-07 19:20 		3627.9s
▶ (17896066349785124981816751895... 208
t29.3/t64.0
2 5,377 None 2026-02-17 13:44
2026-06-07 19:19 		3411.3s
▶ aliquot:3847080:i3574 94
t29.3/t28.9
2 5,376 1 factor 2026-06-07 19:16
2026-06-07 19:17 		0.0s
▶ aliquot:3591750:i7549 93
t29.3/t28.6
2 5,376 2 factors 2026-06-07 19:16
2026-06-07 19:16 		0.0s
▶ aliquot:4583796:i4118 84
t28.0/t25.8
1 2,688 1 factor 2026-06-07 19:15
2026-06-07 19:15 		0.0s
▶ aliquot:3811512:i5983 117
t28.0/t36.0
1 2,688 1 factor 2026-06-07 19:15
2026-06-07 19:15 		0.0s
▶ aliquot:3789100:i1322 108
t28.0/t33.2
1 2,688 1 factor 2026-06-07 19:05
2026-06-07 19:05 		0.0s
▶ aliquot:4583796:i4117 80
t28.0/t24.6
1 2,688 2 factors 2026-06-07 19:04
2026-06-07 19:04 		0.0s
▶ aliquot:4454190:i679 103
t28.0/t31.7
1 2,688 2 factors 2026-06-07 19:02
2026-06-07 19:02 		0.0s
▶ aliquot:4308090:i3514 44
t28.0/t13.5
1 2,688 6 factors 2026-06-07 19:02
2026-06-07 19:02 		0.0s
▶ aliquot:3847080:i3573 60
t28.0/t18.5
1 2,688 4 factors 2026-06-07 19:02
2026-06-07 19:02 		0.0s
▶ aliquot:3591750:i7548 109
t28.0/t33.5
1 2,688 1 factor 2026-06-07 19:00
2026-06-07 19:00 		0.0s
▶ aliquot:3591750:i7547 70
t29.3/t21.5
2 5,376 3 factors 2026-06-07 18:45
2026-06-07 19:00 		0.0s
▶ (107^233-1)/(107-1) 461
t43.9/t85.0
5 8,960 None 2026-01-16 02:31
2026-06-07 18:37 		3967.5s
▶ aliquot:3591750:i7546 117
t28.0/t36.0
1 2,688 1 factor 2026-06-07 18:30
2026-06-07 18:30 		0.0s
▶ aliquot:4308090:i3513 85
t28.0/t26.2
1 2,688 None 2026-06-07 18:30
2026-06-07 18:30 		0.0s
▶ (25365215793566202304321801660... 208
t29.3/t64.0
2 5,377 None 2026-02-17 13:44
2026-06-07 18:22 		3412.9s
▶ (1009^157-1)/(1009-1) 461
t43.9/t85.0
5 8,960 None 2026-01-16 02:54
2026-06-07 18:18 		3090.7s
▶ aliquot:3847080:i3572 90
t28.0/t27.7
1 2,688 2 factors 2026-06-07 18:15
2026-06-07 18:15 		0.0s
▶ aliquot:4308090:i3510 82
t28.0/t25.2
1 2,688 1 factor 2026-06-07 18:15
2026-06-07 18:15 		0.0s
▶ aliquot:3965448:i988 91
t28.0/t28.0
1 2,688 2 factors 2026-06-07 18:15
2026-06-07 18:15 		0.0s
▶ aliquot:3591750:i7545 110
t28.0/t33.8
1 2,688 2 factors 2026-06-07 18:15
2026-06-07 18:15 		0.0s
▶ (359^181-1)/(359-1) 460
t43.9/t85.0
5 8,960 None 2026-01-16 02:01
2026-06-07 18:06 		3859.3s
▶ aliquot:3591750:i7544 90
t28.0/t27.7
1 2,688 1 factor 2026-06-07 18:06
2026-06-07 18:06 		0.0s
▶ aliquot:4780020:i2535 104
t32.7/t32.0
2 5,376 None 2026-06-07 18:03
2026-06-07 18:05 		66.3s
▶ aliquot:3965448:i987 98
t28.0/t30.2
1 2,688 1 factor 2026-06-07 18:03
2026-06-07 18:03 		0.0s
▶ aliquot:4308090:i3508 96
t28.0/t29.5
1 2,688 2 factors 2026-06-07 18:03
2026-06-07 18:03 		0.0s
▶ aliquot:4454190:i678 87
t28.0/t26.8
1 2,688 3 factors 2026-06-07 18:02
2026-06-07 18:02 		0.0s
▶ aliquot:3847080:i3569 111
t28.0/t34.2
1 2,688 2 factors 2026-06-07 18:01
2026-06-07 18:01 		0.0s
▶ (5686920247^19-1)/(5686920247-... 170
t46.7/t46.2
17 26,698 None 2025-11-04 00:21
2026-06-07 18:00 		7640.5s
▶ (139^227-1)/(139-1) 459
t43.9/t85.0
5 8,960 None 2026-01-16 01:38
2026-06-07 17:51 		3058.1s
▶ (284975524441^41-1)/(284975524... 459
t43.9/t85.0
5 8,960 None 2026-01-16 01:50
2026-06-07 17:37 		3932.7s
▶ (145159381141^43-1)/(145159381... 454
t44.0/t85.0
5 8,960 None 2026-01-15 23:53
2026-06-07 17:36 		7032.8s
▶ (10261950153766917423390347444... 187
t57.5/t57.5
56 113,156 None 2025-10-26 22:08
2026-06-07 17:36 		44679.6s
▶ (15581091308556645968817678159... 208
t29.3/t64.0
2 5,377 None 2026-02-17 13:44
2026-06-07 17:25 		3409.6s
▶ (1873^151-1)/(1873-1) 458
t43.9/t85.0
5 8,960 None 2026-01-16 01:15
2026-06-07 17:18 		2708.5s
▶ (66541318453^17-1)/(6654131845... 121
t45.2/t37.2
15 22,591 1 factor 2025-11-05 14:06
2026-06-07 17:16 		6239.8s
▶ (2053^139-1)/(2053-1) 458
t43.9/t85.0
5 8,960 None 2026-01-16 00:51
2026-06-07 17:05 		2838.3s
▶ (641^173-1)/(641-1) 457
t43.9/t85.0
5 8,960 None 2026-01-16 00:40
2026-06-07 16:51 		3662.9s
▶ (17446625860893844734982028728... 170
t47.1/t46.2
15 25,162 None 2025-11-03 23:37
2026-06-07 16:45 		10427.9s
▶ (7040840467^19-1)/(7040840467-... 173
t46.3/t46.2
17 23,370 None 2025-11-04 04:35
2026-06-07 16:42 		6800.6s
▶ (4157^127-1)/(4157-1) 456
t43.9/t85.0
5 8,960 None 2026-01-16 00:28
2026-06-07 16:40 		1454.1s
▶ (19429^107-1)/(19429-1) 455
t43.9/t85.0
5 8,960 None 2026-01-16 00:16
2026-06-07 16:35 		3089.1s
▶ (19619014926594839939846461638... 208
t29.3/t64.0
2 5,377 None 2026-02-17 13:44
2026-06-07 16:29 		3410.1s
▶ (160208161543956247^13-1)/(160... 170
t47.1/t46.2
19 27,722 None 2025-11-04 00:23
2026-06-07 16:24 		11734.6s
▶ (1061^151-1)/(1061-1) 454
t43.9/t85.0
5 8,960 None 2026-01-15 23:41
2026-06-07 15:57 		1691.0s
▶ (14259980774996680796295089452... 172
t47.2/t46.2
19 26,698 None 2025-11-04 03:25
2026-06-07 15:47 		8158.4s
▶ (1901^139-1)/(1901-1) 453
t43.9/t85.0
5 8,960 None 2026-01-15 23:30
2026-06-07 15:45 		1766.4s
▶ (10719474499596145503460001538... 208
t29.3/t64.0
2 5,377 None 2026-02-17 13:43
2026-06-07 15:32 		3459.8s
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